202238721

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{1427}}^1$

素因数の和:1646

約数の個数: 32

約数和(自身を含む): 311875200

約数和(自身を除く): 109636479

約数列:

[1, 3, 9, 27, 29, 87, 181, 261, 543, 783, 1427, 1629, 4281, 4887, 5249, 12843, 15747, 38529, 41383, 47241, 124149, 141723, 258287, 372447, 774861, 1117341, 2324583, 6973749, 7490323, 22470969, 67412907, 202238721]

約数ペア:

[(1, 202238721), (3, 67412907), (9, 22470969), (27, 7490323), (29, 6973749), (87, 2324583), (181, 1117341), (261, 774861), (543, 372447), (783, 258287), (1427, 141723), (1629, 124149), (4281, 47241), (4887, 41383), (5249, 38529), (12843, 15747)]